Answer:
The skeletal system is a network of many different parts that work together to help you move. The main part of your skeletal system consists of your bones, hard structures that create your body's framework — the skeleton. There are 206 bones in an adult human skeleton.
Explanation:
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Immunocompetence: Means to have a normal immune response to germs and other bacteria invading your body.
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The answer to your question is B, Myosin and actin do not fully detach, so the muscle cannot relax.
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Mary should ask herself the final question; “how can I talk to my friend about how this is making me feel”.